/**
 * The device platform type
 * @namespace platform
 * ua the user agent string for the current device
 * iOS `true` if the device is an iOS platform
 * android `true` if the device is an Android platform
 * android2 `true` if the device is an Android 2.x platform (deprecated)
 * linux `true` if the device is a Linux platform
 * chromeOS `true` if the device is running on ChromeOS.
 * appleVendor `true` if the browser reports an Apple vendor (Safari)
 * wp `true` if the device is a Windows Phone platform (deprecated)
 * BlackBerry `true` if the device is a BlackBerry platform (deprecated)
 * Kindle `true` if the device is a Kindle platform (deprecated)
 * ejecta `true` if running under Ejecta
 * isWeixin `true` if running under Wechat
 * nodeJS `true` if running under node.js
 * isMobile `true` if a mobile device
 * webApp `true` if running as a standalone web app
 */
export declare const ua: string;
export declare const iOS: boolean;
/**
 * `true` when the browser reports an Apple vendor string — Safari on
 * macOS or iOS. Distinct from {@link iOS}: a Mac running Safari is
 * `appleVendor` but not `iOS`, and Chrome on iOS is `iOS` but not
 * `appleVendor`.
 */
export declare const appleVendor: boolean;
export declare const android: boolean;
/**
 * @deprecated since 19.7.0 — Android 2.x predates 2012. Will be removed in 20.x.
 */
export declare const android2: boolean;
export declare const linux: boolean;
export declare const chromeOS: boolean;
/**
 * @deprecated since 19.7.0 — Windows Phone was EOL'd by Microsoft in 2017. Will be removed in 20.x.
 */
export declare const wp: boolean;
/**
 * @deprecated since 19.7.0 — BlackBerry stopped shipping BB10 devices in 2016. Will be removed in 20.x.
 */
export declare const BlackBerry: boolean;
/**
 * `true` on Amazon devices — Fire tablets (which report the Silk browser) and
 * legacy Kindle e-readers.
 *
 * The previous pattern required `Silk` followed by `Mobile Safari`, which no
 * current Fire tablet sends: Chromium-based Silk ends its user agent with
 * `Safari/537.36`, so every modern Fire tablet went undetected. Silk is
 * Amazon-only, so matching the `Silk/` token directly is both narrower and
 * correct.
 *
 * Note these devices are ordinary Android: {@link android} is `true` for all of
 * them, and nothing in the engine branches on this constant.
 * @deprecated since 19.7.0 — Kindle behaves like Android and {@link android}
 *   already covers it. Will be removed in a future release.
 */
export declare const Kindle: boolean;
export declare const ejecta: boolean;
export declare const isWeixin: boolean;
export declare const nodeJS: boolean;
export declare const isMobile: boolean;
export declare const webApp: boolean;
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